mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-02 14:29:55 +00:00
91 lines
2.3 KiB
JavaScript
91 lines
2.3 KiB
JavaScript
/*\
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title: $:/core/modules/widgets/wikify.js
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type: application/javascript
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module-type: widget
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Widget to wikify text into a variable
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var Widget = require("$:/core/modules/widgets/widget.js").widget;
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var WikifyWidget = function(parseTreeNode,options) {
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this.initialise(parseTreeNode,options);
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};
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/*
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Inherit from the base widget class
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*/
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WikifyWidget.prototype = new Widget();
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/*
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Render this widget into the DOM
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*/
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WikifyWidget.prototype.render = function(parent,nextSibling) {
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this.parentDomNode = parent;
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this.computeAttributes();
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this.execute();
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this.renderChildren(parent,nextSibling);
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};
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/*
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Compute the internal state of the widget
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*/
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WikifyWidget.prototype.execute = function() {
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// Get our parameters
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this.wikifyName = this.getAttribute("name");
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// Create the wikifier
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this.wikifier = new $tw.utils.Wikifier({
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wiki: this.wiki,
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widget: this,
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text: this.getAttribute("text"),
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type: this.getAttribute("type"),
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mode: this.getAttribute("mode","block"),
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output: this.getAttribute("output","text")
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});
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this.wikifyResult = this.wikifier.getResult();
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// Set context variable
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this.setVariable(this.wikifyName,this.wikifyResult);
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// Construct the child widgets
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this.makeChildWidgets();
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};
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/*
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Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
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*/
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WikifyWidget.prototype.refresh = function(changedTiddlers) {
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var changedAttributes = this.computeAttributes();
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// Refresh ourselves entirely if any of our attributes have changed
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if(changedAttributes.name || changedAttributes.text || changedAttributes.type || changedAttributes.mode || changedAttributes.output) {
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this.refreshSelf();
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return true;
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} else {
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// Refresh the widget tree
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if(this.wikifier.refresh(changedTiddlers)) {
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// Check if there was any change
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var result = this.wikifier.getResult();
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if(result !== this.wikifyResult) {
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// If so, save the change
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this.wikifyResult = result;
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this.setVariable(this.wikifyName,this.wikifyResult);
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// Refresh each of our child widgets
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$tw.utils.each(this.children,function(childWidget) {
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childWidget.refreshSelf();
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});
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return true;
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}
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}
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// Just refresh the children
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return this.refreshChildren(changedTiddlers);
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}
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};
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exports.wikify = WikifyWidget;
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})();
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